#!/usr/bin/python3
def add(a:int, b:int):
    return a + b


def minus(a, b) :
    return a -b

def to_string(a, b, c) :
    return "(First:{})(Second:{})(Third:{})".format(a,b,c)


if __name__ == '__main__':
    print(add(3,4))

    print(add(3,41))

    print(to_string("gege","didi","jiejie"))
    